\documentclass[a4paper]{article}

\usepackage{CJK}
\usepackage{indentfirst}

\begin{document}
\begin{CJK*}{UTF8}{song}

\title{MustardSeed Security 参考手册}
\author{HermitWayne}
\date{}
\maketitle

\input{introduction.tex}
\input{role.tex}
\input{ref.tex}

\end{CJK*}
\end{document}
